3Zucconi F, Bertoldi M DE. Compost specifications for the production and characterization of compost from municipal solid waste [ A ]. In : Bertoldi,M. DE, Ferranti, M. P., L' Hermite, P. and Zucconi F. (eds.) Compost: Production, Quality and Use[C l, Elsevier Applied Science,London and New York. 1987.30 -d0.
4Dreehsel P, Kunze D. Waste composting for urban and peir - urban agriculture: closing the rural - urban nutrient cycle in sub - saharan Africa[M]. International Water Management Institute, Africa Office,Grana and FAO of the United Nations, Regional Office for Africa,Ghana. 2001. 139.